Home / 10,241.16-15,360.84-3,914.88

Finding the Fourth Proportional to 10,241.16, 15,360.84 and 3,914.88

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Solution

The fourth proportional to 10,241.16, 15,360.84 and 3,914.88 is: 5,871.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,241.16 : 15,360.84 = 3,914.88 : x
  2. Step 2: Convert to fraction form
    10,241.16/15,360.84 = 3,914.88/x
  3. Step 3: Cross multiply
    10,241.16x = 15,360.84 × 3,914.88
  4. Step 4: Simplify right side
    10,241.16x = 60,135,845.30
  5. Step 5: Solve for x
    x = 60,135,845.30/10,241.16
  6. Step 6: Final answer
    x = 5,871.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.